The night after the wedding when bride and groom sleep together(noun)
WordNet. Princeton University. 2010.
Use "wedding night" in a sentence
"But then, before his weapon could descend, in that one split second in which she might have escaped, the Trill rushed forward and took his face in her hands and she kissed him so hard that his bottom lip split and he tasted his own blood as he remembered he had on his wedding night when his bride had—"
"Islands of Abnus,207 who married me to my cousin, the son of my paternal uncle; but on my wedding night an Ifrit named"
"Devonbrooke doubtlessly would have liked nothing better than for them to spend their wedding night beneath his roof."